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Everyday Science MCQs

Learn important and useful science facts that help you in daily life and job exams with our Everyday Science MCQs. This section covers simple questions from physics, chemistry, biology, environment, and general science. You will understand things like how the human body works, how machines run, natural events, and more. These MCQs are made for job tests like FPSC, NTS, PPSC, SPSC, BPSC, PMS, CSS, ISSB, and one-paper exams. All questions follow the latest syllabus and paper patterns. At Jobexams, we prepare everything to help you pass your job exams and job tests easily. New questions are added regularly — so you can stay ready and confident.

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1 Physics MCQs

The gas usually filled inside an electric bulb is:

  • Nitrogen
  • Hydrogen
  • Carbon dioxide
  • Oxygen
0 Comments
Correct Answer: A. Nitrogen

Explanation:

Electric bulbs, particularly incandescent bulbs, contain a filament that heats up and emits ... Read More Details

2 Chemistry MCQs

Non-stick cooking utensils are coated with which substance?

  • Black paint
  • PVC
  • Teflon
  • Polystyrene
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Correct Answer: C. Teflon

Explanation:

Non-stick cooking utensils are coated with Teflon, a synthetic polymer known for its ... Read More Details

3 Chemistry MCQs

Which metals are the main ingredients of gun metal?

  • Iron, Zinc, and Titanium
  • Iron and Tin
  • Iron, Brass, and Tin
  • Copper, Tin, and Zinc
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Correct Answer: D. Copper, Tin, and Zinc

Explanation:

Gun metal is a type of alloy, which is a mixture of metals ... Read More Details

4 Biology Mcqs

The study of aging is called:

  • Gerontology
  • Histology
  • Physiology
  • Anthropology
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Correct Answer: A. Gerontology

Explanation:

The study of aging and the biological, psychological, and social processes associated with ... Read More Details

5 Biology Mcqs

Blood does not coagulate inside the body due to the presence of which substance?

  • Haemoglobin
  • Fibrin
  • Heparin
  • Plasma
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Correct Answer: C. Heparin

Explanation:

Blood has a natural ability to coagulate, or form clots, to stop bleeding ... Read More Details

6 Physics MCQs

The light from distant stars is affected by:

  • The Earth’s atmosphere
  • Interstellar dust
  • Both A and B
  • None of these
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Correct Answer: C. Both A and B

Explanation:

The light we receive from distant stars travels vast distances through space before ... Read More Details

7 Biology Mcqs

The main and largest component of blood plasma is:

  • Carbon dioxide
  • Oxygen
  • Water
  • Glucose
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Correct Answer: C. Water

Explanation:

Blood plasma is the liquid component of blood, making up about 55% of ... Read More Details

8 Biology Mcqs

Approximate number of red blood cells (RBCs) in a single microliter of blood in women is:

  • 4.5 to 6.2 million
  • 3.4 to 6.8 million
  • 3.2 to 7.2 million
  • 4.0 to 5.2 million
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Correct Answer: D. 4.0 to 5.2 million

Explanation:

Red blood cells (RBCs), also known as erythrocytes, are specialized cells in the ... Read More Details

9 Biology Mcqs

Normal range of white blood cells (WBCs) per microliter of blood is:

  • 2,500 and 09,300
  • 4,500 and 10,000
  • 4,900 and 12,000
  • None of these
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Correct Answer: B. 4,500 and 10,000

Explanation:

White blood cells (WBCs), also known as leukocytes, are an essential component of ... Read More Details

10 Biology Mcqs

Approximate number of red blood cells (RBCs) in a single microliter of blood in men is:

  • 4.5 to 6.2 million
  • 3.4 to 6.8 million
  • 3.2 to 7.2 million
  • 4.0 to 5.2 million
0 Comments
Correct Answer: A. 4.5 to 6.2 million

Explanation:

Red blood cells (RBCs), also called erythrocytes, are specialized cells in the blood ... Read More Details

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